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Wabaunsee Group

Cyclic deposits, principally shale with limestone, siltstone, minor sandstone units and thin coal seams.
State Iowa
Name Wabaunsee Group
Geologic age Phanerozoic | Paleozoic | Carboniferous Pennsylvanian-Late [Virgil]
Comments Approx thickness 300-320 ft.
Primary rock type shale
Secondary rock type limestone
Other rock types siltstone; sandstone; coal
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Shale (Bed)
Sedimentary > Carbonate > Limestone (Bed)
Sedimentary > Clastic > Siltstone (Bed)
Minor
Sedimentary > Clastic > Sandstone (Bed)
Incidental
Sedimentary > Coal (Bed)
Map references
Hershey H. G. 1969, Geologic Map of Iowa: Iowa Geological Survey, scale 1:500K
Unit references
Hershey H. G. 1969, Geologic Map of Iowa: Iowa Geological Survey, scale 1:500K
Landis, E.R., 1965, Coal Resources of Iowa: Iowa Geological Survey Technical Paper No. 4
Counties Adams - Cass - Fremont - Mills - Page